Dexcel

Crypto processing platform

concept:

DEXEL crypto processing system: acceptance of USDT payments via an embeddable widget, automatic selection of a P2P trader and reservation of payment details, fiat confirmation (SMS/Push), USDT transfer, blockchain monitoring, fees, admin panel, API, and webhooks.

Objective:

Industries:

DEXEL crypto processing system: acceptance of USDT payments via an embeddable widget, automatic selection of a P2P trader and reservation of payment details, fiat confirmation (SMS/Push), USDT transfer, blockchain monitoring, fees, admin panel, API, and webhooks.

services

DEXEL crypto processing system: acceptance of USDT payments via an embeddable widget, automatic selection of a P2P trader and reservation of payment details, fiat confirmation (SMS/Push), USDT transfer, blockchain monitoring, fees, admin panel, API, and webhooks.

Done

Technical specification: roles, request statuses, full payment flow, fee calculation, notifications, reporting, tickets, admin procedures.
Architecture and data model: entities Users / Requests / Transactions / Wallets / PaymentDetails / Webhooks / Logs and their relationships; timeouts and status transitions; RBAC.
API & Webhooks: principles, versions, response/error formats, pagination/filters; endpoint groups for merchant, trader, widget, and admin panel; HMAC signing and retries.
Blockchain integration: support for TRC-20 (with extensibility to ERC-20 / BEP-20 / TON), confirmation monitoring, system wallets (hot / commission / cold), balance alerts.
Fiat processing: auto-confirmation flow via SMS/Push through an Android agent; parsing templates; matching with requests.
Security: 2FA (TOTP/SMS), trader KYC, password policies, HTTPS, rate limiting, CSRF, session management, action audit.
Payment widget: tokenization, real-time statuses, trader payment detail delivery, timers, customization.
UI/UX mockups: dashboard, widget/API keys, settings and notifications, transaction history, tickets, policies/legal pages — screens and visual concepts prepared (see screenshots).
Admin panel: management of users, KYC/payment detail verification, requests/transactions, system settings, logs, roles, wallet monitoring.
Reporting: specifications for user stories and admin reports, CSV/Excel export.
Project artifacts: flow diagrams, scenario checklists, logging and storage requirements, network expansion plan.